FR918040A - Improvements to electronic discharge devices employing hollow resonators - Google Patents

Improvements to electronic discharge devices employing hollow resonators

Info

Publication number
FR918040A
FR918040A FR918040DA FR918040A FR 918040 A FR918040 A FR 918040A FR 918040D A FR918040D A FR 918040DA FR 918040 A FR918040 A FR 918040A
Authority
FR
France
Prior art keywords
discharge devices
devices employing
electronic discharge
employing hollow
hollow resonators
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR918040A publication Critical patent/FR918040A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/22—Reflex klystrons, i.e. tubes having one or more resonators, with a single reflection of the electron stream, and in which the stream is modulated mainly by velocity in the modulator zone
    • H01J25/24—Reflex klystrons, i.e. tubes having one or more resonators, with a single reflection of the electron stream, and in which the stream is modulated mainly by velocity in the modulator zone in which the electron stream is in the axis of the resonator or resonators and is pencil-like before reflection
FR918040D 1941-12-16 1945-11-27 Improvements to electronic discharge devices employing hollow resonators Expired FR918040A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB680/43A GB581895A (en) 1941-12-16 1941-12-16 Improvements in or relating to electron discharge devices employing hollow resonators

Publications (1)

Publication Number Publication Date
FR918040A true FR918040A (en) 1947-01-28

Family

ID=26249424

Family Applications (1)

Application Number Title Priority Date Filing Date
FR918040D Expired FR918040A (en) 1941-12-16 1945-11-27 Improvements to electronic discharge devices employing hollow resonators

Country Status (6)

Country Link
US (1) US2523776A (en)
CH (1) CH263441A (en)
DE (2) DE840123C (en)
FR (1) FR918040A (en)
GB (2) GB581895A (en)
NL (1) NL78636C (en)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL45407C (en) * 1934-02-23
DE665619C (en) * 1935-03-12 1938-09-29 Julius Pintsch Kom Ges Ultra-short wave tubes
US2120974A (en) * 1936-04-03 1938-06-21 Rca Corp Automatic frequency control circuits
US2170219A (en) * 1936-10-16 1939-08-22 Telefunken Gmbh Ultra high frequency oscillator
BE434657A (en) * 1937-07-14
US2259690A (en) * 1939-04-20 1941-10-21 Univ Leland Stanford Junior High frequency radio apparatus
US2250511A (en) * 1938-09-02 1941-07-29 Univ Leland Stanford Junior Oscillator stabilization system
US2287845A (en) * 1939-03-08 1942-06-30 Univ Leland Stanford Junior Thermionic vacuum tube and circuits
US2372213A (en) * 1940-05-11 1945-03-27 Int Standard Electric Corp Ultra-high-frequency tube
US2314794A (en) * 1940-06-25 1943-03-23 Rca Corp Microwave device
GB574972A (en) * 1941-01-17 1946-01-29 Stanley Hill Improvements in or relating to electron discharge devices employing hollow resonators
US2406850A (en) * 1941-04-11 1946-09-03 Bell Telephone Labor Inc Electron discharge apparatus
US2391016A (en) * 1941-10-31 1945-12-18 Sperry Gyroscope Co Inc High-frequency tube structure

Also Published As

Publication number Publication date
NL78636C (en) 1955-03-15
GB581895A (en) 1946-10-29
US2523776A (en) 1950-09-26
DE869243C (en) 1953-03-02
DE840123C (en) 1952-05-29
CH263441A (en) 1949-08-31
GB577530A (en) 1946-05-22

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